<template>
  <div class="login">
    <!-- <vue-particles
      color="#fff"
      :particleOpacity="0.7"
      :particlesNumber="80"
      shapeType="circle"
      :particleSize="4"
      linesColor="#fff"
      :linesWidth="1"
      :lineLinked="true"
      :lineOpacity="0.4"
      :linesDistance="150"
      :moveSpeed="2"
      :hoverEffect="true"
      hoverMode="grab"
      :clickEffect="true"
      clickMode="push"
    /> -->
    <div class="login-form-s">
      <transition name="el-zoom-in-center">
        <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" v-show="show">
          <h3 class="title">晓予开发平台</h3>
          <el-form-item prop="username">
            <el-input v-model="loginForm.username" type="text" auto-complete="off" placeholder="账号">
              <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
            </el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input v-model="loginForm.password" type="password" auto-complete="off" placeholder="密码"
              @keyup.enter.native="handleLogin">
              <svg-icon slot="prefix" icon-class="password" class="el-input__icon input-icon" />
            </el-input>
          </el-form-item>
          <el-form-item prop="code">
            <el-input v-model="loginForm.code" auto-complete="off" placeholder="验证码" style="width: 63%"
              @keyup.enter.native="handleLogin">
              <svg-icon slot="prefix" icon-class="validCode" class="el-input__icon input-icon" />
            </el-input>
            <div class="login-code">
              <img :src="codeUrl" @click="getCode" />
            </div>
          </el-form-item>
          <el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住密码</el-checkbox>
          <el-form-item style="width:100%;">
            <el-button :loading="loading" size="medium" type="primary" style="width:100%;"
              @click.native.prevent="handleLogin">
              <span v-if="!loading">登 录</span>
              <span v-else>登 录 中...</span>
            </el-button>
          </el-form-item>
        </el-form>
      </transition>
    </div>
  </div>
</template>

<script>
import { getCodeImg } from '@/api/login'
import Cookies from 'js-cookie'
export default {
  name: 'Login',
  data() {
    return {
      show: false,
      codeUrl: '',
      cookiePassword: '',
      loginForm: {
        username: '',
        password: '',
        rememberMe: false,
        code: '',
        uuid: ''
      },
      loginRules: {
        username: [
          { required: true, trigger: 'blur', message: '用户名不能为空' }
        ],
        password: [
          { required: true, trigger: 'blur', message: '密码不能为空' }
        ],
        code: [{ required: true, trigger: 'change', message: '验证码不能为空' }]
      },
      loading: false,
      redirect: undefined
    }
  },
  watch: {
    $route: {
      handler: function (route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  created() {
    this.getCode()
    this.getCookie()
    setTimeout(() => {
      this.show = true
    }, 500)
  },
  methods: {
    getCode() {
      getCodeImg().then(res => {
        console.log(66666666666, res);
        this.codeUrl = 'data:image/gif;base64,' + res.img
        this.loginForm.uuid = res.uuid
      })
    },
    getCookie() {
      const username = Cookies.get('username')
      const password = Cookies.get('password')
      const rememberMe = Cookies.get('rememberMe')
      this.loginForm = {
        username: username === undefined ? this.loginForm.username : username,
        password: password === undefined ? this.loginForm.password : password,
        rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
      }
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          if (this.loginForm.rememberMe) {
            Cookies.set('username', this.loginForm.username, { expires: 30 })
            Cookies.set('password', this.loginForm.password, { expires: 30 })
            Cookies.set('rememberMe', this.loginForm.rememberMe, { expires: 30 })
          } else {
            Cookies.remove('username')
            Cookies.remove('password')
            Cookies.remove('rememberMe')
          }
          this.$store.dispatch('Login', this.loginForm).then(() => {
            this.loading = false
            this.$router.push({ path: '/opsTotal' })
            this.$router.push({ path: this.redirect || '/opsTotal' })
          }).catch(() => {
            this.loading = false
            this.getCode()
          })
        }
      })
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss">
.login {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  height: 100%;
  background-image: url("~@/assets/login/images/loginBg.jpg");
  background-size: 100% 100%;

  .title {
    margin: 0px auto 30px auto;
    text-align: center;
    color: #c3cbde;
    letter-spacing: 8px;
    font-family: 微软雅黑;
  }
}

.login-icon-s {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 20px;
}

#particles-js {
  position: absolute;
  top: 0;
  left: 0%;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.5;
}

.page0 {
  width: 100px;
  height: 100px;
  content: url("~@/assets/image/page1_0.png");
}

.page1 {
  width: 100px;
  height: 100px;
  content: url("~@/assets/image/page1_1.png");
}

.page2 {
  width: 100px;
  height: 100px;
  content: url("~@/assets/image/page1_2.png");
}

.login-form {
  border-radius: 6px;
  background: transparent;
  border: 2px solid #1a91d4;
  width: 400px;
  padding: 25px 25px 5px 25px;
  box-shadow: 0px 0px 10px #1989c9;

  .el-input {
    height: 38px;

    input {
      height: 38px;
    }

    .el-input__inner {
      background: transparent;
      color: #c3cbde;
    }
  }


  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 2px;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 38px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}
</style>
